Display OpenSSL version

appveyor.yml

@@ -2,16 +2,18 @@ version: 1.1.{build}
 image: Visual Studio 2015
 configuration: Debug
 install:
+  - cmd: openssl version
+
   - cmd: python --version
-    
+
   - cmd: netsh advfirewall firewall add rule name="Python 2.7" dir=in action=allow program="C:\Python27\python.exe" enable=yes
 
   - cmd: netsh advfirewall firewall add rule name="Open Port 1883" dir=in action=allow protocol=TCP localport=1883
 
   - cmd: netsh advfirewall set allprofiles state off
-    
+
   - ps: Start-Process python -ArgumentList 'test\mqttsas2.py', 'mqtt.iotree.co.uk'
-  
+
 build_script:
 - cmd: >-
     mkdir build.paho